Creators of several nice modular block retaining wall systems. Their website has free design software for their products.
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Mabey Bridge & Shore, Inc.
Mabey Bridge & Shore, Inc. rents one of the broadest range of products for shoring, propping and bridging, and specialize in supplying engineered solutions for temporary works. Visit Mabey Bridge & Shore, Inc.
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Nicholson Construction Company
A very well-respected specialty geotechnical contractor. They have a number of nice technical articles and case studies published on their website. Visit Nicholson Construction Company
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Layne GeoConstruction
Layne GeoConstruction specializes in jet grouting, micropiles, high and limited mobility grouting and anchors, utilizing real-time monitoring; vibro compaction and stone columns. Visit Layne GeoConstruction